Engdahl Ranch (LACM) (Cretaceous of the United States)

Also known as Jordan

Where: Garfield County, Montana (47.5° N, 107.1° W: paleocoordinates 54.5° N, 79.6° W)

• coordinate based on nearby landmark

• outcrop-level geographic resolution

When: Hell Creek Formation, Maastrichtian (72.1 - 66.0 Ma)

• bed-level stratigraphic resolution

Environment/lithology: terrestrial; lithology not reported

Size class: macrofossils

Collected by MacDonald in 1967-1969; reposited in the LACM

Collection methods: quarrying, mechanical,

Primary reference: A. R. Tabrum. 1970. Comments on new tyrannosaurid material from Montana. 1970 Meeting of the Southern California Academy of Sciences. Bulletin of the Southern California Paleontological Society 2(6):6 [M. Carrano/M. Carrano]more details

Purpose of describing collection: taxonomic analysis

PaleoDB collection 60766: authorized by Matthew Carrano, entered by Matthew Carrano on 22.05.2006

Creative Commons license: CC BY (attribution)

Taxonomic list

Reptilia
 Theropoda - Tyrannosauridae
"Tyrannosaurus rex" = Tyrannosaurus rex1, "Albertosaurus megagracilis n. sp." = Tyrannosaurus rex2
"Tyrannosaurus rex" = Tyrannosaurus rex1 Osborn 1905 tyrant lizard king
LACM 23844
"Albertosaurus megagracilis n. sp." = Tyrannosaurus rex2 Osborn 1905 tyrant lizard king
LACM 23845